Patent · US Expired

Illuminated pad lock

US6478437B2 · kind B2 · utility

4Cited by
20References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 9, 2001
Grant dateNov 12, 2002
Priority date
Expiry dateOct 9, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T70/8027
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An illuminated combination pad lock that illuminates in response to pressing in the combination dial or raising the shackle although still in the locked position. The illumination ceases in response to release of the combination dial or the shackle.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.